Subresource Integrity: Improve parsing.

Source/core/frame/SubresourceIntegrity.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef SubresourceIntegrity_h
 #define SubresourceIntegrity_h
 
 #include "platform/Crypto.h"
 
 namespace WTF {
 class String;
 };
 
 namespace blink {
 
+class Document;
 class Element;
 class KURL;
 
 class SubresourceIntegrity {
 public:
     static bool CheckSubresourceIntegrity(const Element&, const WTF::String&, const KURL& resourceUrl);
 
 private:
-    // FIXME: After the merge with the Chromium repo, this should be refactored
-    // to use FRIEND_TEST in base/gtest_prod_util.h.
-    friend class SubresourceIntegrityTest_Parsing_Test;
+    friend class SubresourceIntegrityTest;

[jww, 2014/10/15 23:26:04]

I still think it would be better to use the gtest_prod_util.h FRIEND_TEST macros
post repo merge, so I'd leave in the FIXME, but your call.

[Mike West, 2014/10/16 06:17:21]

Done.

 
-    static bool parseIntegrityAttribute(const WTF::String& attribute, WTF::String& integrity, HashAlgorithm&);
+    static bool parseAlgorithm(const UChar*& begin, const UChar* end, HashAlgorithm&);
+    static bool parseDigest(const UChar*& begin, const UChar* end, String& digest);
+
+    static bool parseIntegrityAttribute(const WTF::String& attribute, WTF::String& integrity, HashAlgorithm&, Document&);
 };
 
 } // namespace blink
 
 #endif